PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

577-4SFNipple,pipe

Western Enterprises Div of Scott and Fetzer Co · NSN 4730-01-486-0497 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-486-0497 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-486-0497. Primary manufacturer part number: 577-4SF.
Features
  • Nipple,pipe — FSC 4730
  • Thread Series Designator: NPT ALL ENDS
  • Operating Pressure: 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Nominal Overall Length: 3.000 INCHES IN
  • Nominal Thread Size: 0.250 INCHES ALL ENDS IN
  • Connection Style: PLAIN (PIPE) ALL ENDS
  • Material: COPPER ALLOY OVERALL
  • Connection Type: THREADED EXTERNAL PIPE ALL ENDS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Nipple,pipe, cataloged under National Stock Number 4730-01-486-0497, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Western Enterprises Div of Scott and Fetzer Co. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-486-0497
Primary Part Number577-4SF
Item NameNipple,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerWestern Enterprises Div of Scott and Fetzer Co
StatusACTIVE
Thread Series DesignatorNPT ALL ENDS
Operating Pressure4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Overall Length3.000 INCHES IN
Nominal Thread Size0.250 INCHES ALL ENDS IN
Connection StylePLAIN (PIPE) ALL ENDS
MaterialCOPPER ALLOY OVERALL
Connection TypeTHREADED EXTERNAL PIPE ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4730-01-151-978462 INTERCHANGEABLE
Nut,union
Western Enterprises Div of Scott and Fetzer Co
4720-01-366-7174PF-4SS-24 INTERCHANGEABLE
Hose Assembly,nonmetallic
Western Enterprises
4730-01-485-4339577-2 INTERCHANGEABLE
Nut,tube Coupling
Western Enterprises
4730-01-486-10549541 INTERCHANGEABLE
Plug,pipe
Western Enterprises Div of Scott and Fetzer Co
4730-01-486-2471CGA-680-2 INTERCHANGEABLE
Nut,tube Coupling
Western Enterprises Div of Scott and Fetzer Co
4730-01-486-24956680 INTERCHANGEABLE
Nut,tube Coupling
Western Enterprises Div of Scott and Fetzer Co
4730-01-486-2813680-3SF INTERCHANGEABLE
Nipple,pipe
Western Enterprises Div of Scott and Fetzer Co
Cross-Reference Index
Part NumberManufacturer
581516-025 Pacific Consolidated Industries Llc (USA)
581516 Pacific Consolidated Industries Llc (USA)
577-4SF PRIMARY Western Enterprises Div of Scott and Fetzer Co (USA)
577-4SF Western Enterprises (USA)
Related Parts
4730-01-151-9784INTERCHANGEABLE
NUT,UNION
62
4720-01-366-7174INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
PF-4SS-24
4730-01-485-4339INTERCHANGEABLE
NUT,TUBE COUPLING
577-2
4730-01-486-1054INTERCHANGEABLE
PLUG,PIPE
9541
4730-01-486-2471INTERCHANGEABLE
NUT,TUBE COUPLING
CGA-680-2
4730-01-486-2495INTERCHANGEABLE
NUT,TUBE COUPLING
6680
4730-01-486-2813INTERCHANGEABLE
NIPPLE,PIPE
680-3SF

Frequently Asked Questions

What is NSN 4730-01-486-0497?

NSN 4730-01-486-0497 is a Nipple,pipe, manufactured by Western Enterprises Div of Scott and Fetzer Co, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-486-0497?

NSN 4730-01-486-0497 has 4 cross-referenced part numbers: 581516-025 (Pacific Consolidated Industries Llc), 581516 (Pacific Consolidated Industries Llc), 577-4SF (Western Enterprises Div of Scott and Fetzer Co), 577-4SF (Western Enterprises).

What NSN replaces 4730-01-486-0497?

There are 7 known substitutes for 4730-01-486-0497: 4730-01-151-9784, 4720-01-366-7174, 4730-01-485-4339 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 577-4SF?

Key specifications for 577-4SF: Special Features: CGA-577 THREAD STYLE - FOR OXYGEN SERVICE ONLY - NIPPLE HAS A FILTER; Thread Series Designator: NPT ALL ENDS; Operating Pressure: 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Nominal Overall Length: 3.000 INCHES IN. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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